Brush head



FIG. 1 is a front right perspective view of the brush head;

FIG. 2 is a top view thereof;

FIG. 3 is a right side view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a left side view thereof; and,

FIG. 6 is a front view thereof.

The broken lines in the drawings are for illustrative purposes only and form no part of the claimed design. 

The ornamental design for the brush head, as shown and described. 